"Mon, 13 May 2024 07:59:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240513
Only TIME
07:59:31
General datetime
2024-05-13 07:59:31Z
For Database
2024-05-13 07:59:31
For HTTP1.1
Mon, 13 May 2024 07:59:31 GMT